<!DOCTYPE html>
<html xmlns:th="http://www.thymeleaf.org">
<head>
    <title></title>
    <meta http-equiv="Content-Type" content="text/html; charset=UTF-8"/>
</head>
<body>
    <p>欢迎您，<span style="color:red;" th:text="${username}">username</span></p>
</body>
</html>